package com.itqf.service;

/**
 * projectName: gp_manage
 *
 * @author: 赵伟风
 * time: 2021/8/24 0:04
 * description:
 */
public interface DtsCartService {

    /**
     * 购物车中是否存在商品
     * @param id
     * @return
     */
    boolean checkExist(Integer id);
}
